锂加熔融的锌盐

摘要： import turtle r=eval(input("半径：")) x=eval(input("个数：")) c=input("颜色：") turtle.pencolor(c) turtle.pensize(3) for i in range(x): turtle.circle(r) turtle 阅读全文

摘要： import turtle x = 10 def draw_tree(y): if y > x: turtle.forward(y) turtle.right(20) draw_tree(y / 1.5) turtle.left(40) draw_tree(y / 1.5) turtle.right 阅读全文

摘要： import turtle count = 1 while count <= 3: turtle.forward(100) turtle.right(120) count +=1 turtle.left(60) turtle.forward(100) count = 1 while count <= 阅读全文

摘要： import turtle turtle.left(90) count = 1 while count <= 3: turtle.forward(300) turtle.left(120) count += 1 turtle.penup() turtle.forward(100) turtle.pe 阅读全文

摘要： import turtle turtle.fillcolor("red") turtle.begin_fill() count = 1 while count <= 5: turtle.forward(100) turtle.right(144) count +=1 turtle.end_fill( 阅读全文